By Heidi Harley

science / science - 6 years ago

Scientists weigh up stratospheric sunlight barrier to curb warming

Some researchers say the geo-engineering technique known as stratospheric aerosol injection (SAI) could limit rising temperatures that are causing climate change. Total costs to launch a hypothetical SAI effort 15 years from now would be $3.5 billion, scientists at Harvard University said in a repo...

science / science - 6 years ago

Here’s How Three Astronauts Are Spending Thanksgiving In Space

While everyone is gathered around the table for a traditional — and terrestrial — Thanksgiving dinner, three people in particular are celebrating “turkey day” in space. This year, a German, a Russian, and an American are spending Thanksgiving some 260 miles above our planet, aboard the Internationa...

science / science - 6 years ago

MIT’s magic plane flies without fuel or moving parts

Air travel is the safest, speediest way to get from one place to another, but you know what would make it even better? If planes didn't have to worry about pesky engines and messy fuel. I mean, if a plane could just go we'd all be better off, right? Well leave it to MIT to come up with a sol...

science / science - 6 years ago

Giant mammal 'cousin' gave dinosaurs run for their money

Dinosaurs living more than 200 million years ago may have dominated the plains and grasslands of prehistoric Earth, but it turns out they still had some sizable competition. "The discovery of Lisowicia changes our ideas about the latest history of dicynodonts, mammal Triassic relatives.